Digital Textbook
(NEW) Mathematics Textbook for Class IX
Mathematics · Class 9
12 chapters
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e-Textbook
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Text Content
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Video Content
- Representation of Rational and Irrational Numbers on Number Line | Part 1/3 | English | Class 9 Video
- Representation of Rational and Irrational Numbers on Number Line | Part 2/3 | English | Class 9 Video
- Representation of Rational and Irrational Numbers on Number Line | Part 3/3 | English | Class 9 Video
- Irrational numbers between the given rational numbers | Part2/3 | English | Class9 Video
- Irrational numbers between the given rational numbers | Part3/3 | English | Class9 Video
- Rationalization of denominator | Part 1/3 | English | Class 9 Video
- Rationalization of denominator | Part 2/3 | English | Class 9 Video
- NUMBER SYSTEM PART-I Video
- Decimal Expansion of Rational and Irrational Numbers | Part 1/3 | English | Class 9 Video
- Decimal Expansion of Rational and Irrational Numbers | Part 2/3 | English | Class 9 Video
- Decimal Expansion of Rational and Irrational Numbers | Part 3/3 | English | Class 9 Video
- Number Systems Part III Video
- Number Systems Video
- Number Systems-1 Video
- Number Systems-2 Video
- NUMBER SYSTEM PART-II Video
- NUMBER SYSTEM PART-IV Video
- NUMBER SYSTEM PART-V Video
- Understanding Real Numbers with Examples Video
- Types of Real number Video
- Terminating and non-terminating decimal expansions Video
- Irrational Numbers: Non-Repeating and Non-Terminating Decimals Video
- Rational Numbers: Terminating and Repeating Decimals Video
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Practice Set
- Number Systems | Chapter Assessment | English | Grade 9 Interactive
- Meaning of Irrational Numbers | Number Systems | Assessment | English | Grade 9 Interactive
- Decimal Expansion of Rational and Irrational Numbers | Number Systems | Assessment | English | Grade 9 Interactive
- Representation of Rational and Irrational Numbers on Number Line | Number Systems | Assessment | English | Grade 9 Interactive
- Irrational numbers between the given rational numbers | Number Systems | Assessment | English | Grade 9 Interactive
- Operations on Real Numbers | Number Systems | Assessment | English | Grade 9 Interactive
- Rationalization of denominator | Number Systems | Assessment | English | Grade 9 Interactive
- Laws of Exponents for Real Numbers | Number Systems | Assessment | English | Grade 9 Interactive
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Teacher Resource
- Number Systems (number Systems) Document
- Lesson Plan Of Ch - Number Systems Document
- Number System Document
- NUMBER SYSTEM(CONSOLIDATED) Document
- NUMBER SYSTEM(FOCUS SPOTS) Document
- NUMBER SYSTEM(MIND MAP) Document
- Lesson plan for real numbers Document
- Number Systems Document
- Real numbers in daily life Interactive
- Cardinality of sets_Modified Interactive
- Extending the Number System Interactive
- Irrational Decimal form Interactive
- Irrational numbers Interactive
- Laws of Exponents Interactive
- Operations on Real numbers Interactive
- Rational Decimal conversion Interactive
- Types of Numbers Interactive
- Apply Laws of Exponents Interactive
- Decimal form of real numbers Interactive
- Questions on Rational Numbers Interactive
- Properties of Numbers Interactive
- Represent sqrt x geometric Interactive
- Square root spiral modified Interactive
- Life is like a Wave Interactive
- Summary_Number Systems Interactive
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e-Textbook
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Video Content
- Algebraic Identities | Part 1/3 | English | Class 9 Video
- Algebraic Identities | Part 2/3 | English | Class 9 Video
- Algebraic Identities | Part 3/3 | English | Class 9 Video
- Degree of a polynomial | Part 1/3 | English | Class 9 Video
- Zeroes of a polynomial | Part 1/3 | English | Class 9 Video
- Zeroes of a polynomial | Part 2/3 | English | Class 9 Video
- Zeroes of a polynomial | Part 3/3 | English | Class 9 Video
- POLYNOMIALS PART-V Video
- Polynomials Video
- Polynomials-4 Video
- Polynomials-5 Video
- Polynomial PART-II Video
- POLYNOMIALS PART-III Video
- NCERT Maths Activity 1 Video
- NCERT Maths Activity 3 Video
- Geometrical Derivation Of Algebric Identities Video
- Understanding Addition and Subtraction of Algebraic Expressions Video
- Degree of the Polynomial Video
- Dicovering algebric expression in real life. Video
- Polynomials in One Variable Video
- Division of Algebraic expressions Video
- Multiplication of Algebraic expressions Video
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Audio Content
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Practice Sets
- Polynomials | Chapter Assessment | English | Grade 9 Interactive
- Degree of a polynomial | Polynomials | Assessment | English | Grade 9 Interactive
- Zeroes of a polynomial | Polynomials | Assessment | English | Grade 9 Interactive
- Remainder Theorem | Polynomials | Assessment | English | Grade 9 Interactive
- Factor Theorem | Polynomials | Assessment | English | Grade 9 Interactive
- Algebraic Identities | Polynomials | Assessment | English | Grade 9 Interactive
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Teacher Resources
- Polynomials (polynomials) Document
- Lesson Plan Of Ch - Polynomials Document
- Algebraic Identity (a+b)^3 Document
- Polynomials Document
- Master Lesson Plan-Polynomials Document
- Uses of Polynomials Interactive
- Binomial Expansion Shortcut Interactive
- Algebraic Expressions Interactive
- Algebraic Identities Interactive
- Cubic Polynomial Identities Interactive
- Division of Polynomials Interactive
- Factor Theorem Interactive
- Zero of a Polynomial Interactive
- QA_About Polynomials Interactive
- Applying Factor Theorem Worksheet Document
- Applying Factor Theorem Interactive
- Applying Identities Worksheet Document
- Applying Identities Interactive
- Value and Zero of Polynomial Worksheet Document
- Value and Zero of Polynomial Interactive
- Verify Square of Trinomial Interactive
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e-Textbook
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Text Content
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Video Content
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Audio Content
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Practice Sets
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Teacher Resources
- Coordinate Geometry (coordinate Geometry) Document
- Coordinate Geometry Document
- Focus Spot - Coordinate Geometry Interactive
- Coordinate Geometry Document
- Coordinate Geometry Document
- COORDINATE GEOMETRY (DAY 2) Document
- COORDINATE GEOMETRY (MIND MAP) Document
- Coordinate Geometry-Master Lesson Plan Document
- Uses of Coordinate Geometry Interactive
- Pixel Coordinates Interactive
- Determining a Location Interactive
- Cartesian System Interactive
- Signs of the Coordinates Interactive
- Identify the coordinates Interactive
- Art with coordinates_Report 1 Document
- Art with coordinates_Report 2 Document
- Art with Coordinates Interactive
- Seating Plan Interactive
- Plot your priorities Interactive
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e-Textbook
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Video Content
- Meaning of linear equation in two variables | Part 1/3 | English | Class 9 Video
- Meaning of linear equation in two variables | Part 2/3 | English | Class 9 Video
- Linear Equations in Two Variables Video
- Linear Equation| Ultimate Learning| By, Dr Rakesh Kumar Tripathi Video
- Linear Equations in Two Variables Part I Video
- Linear Equations and Their Graphical Representation Video
- Infinite Solutions of Linear Equations in Two Variables Video
- Graphical Representation of Solutions as Ordered Pairs Video
- Connecting Real Life Through Two Variables Video
- Examples of the equation in two variable Video
- Solving and Plotting Ordered Pairs on a Graph Video
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Practice Sets
- Linear Equations in two variables | Chapter Assessment | English | Grade 9 Interactive
- Meaning of linear equation in two variables | Linear Equations in two variables | Assessment | English | Grade 9 Interactive
- Solution of a linear equation in two variables | Linear Equations in two variables | Assessment | English | Grade 9 Interactive
- Graph of a Linear Equation in Two Variables | Linear Equations in two variables | Assessment | English | Grade 9 Interactive
- Equations of lines parallel to x-axis and y-axis | Linear Equations in two variables | Assessment | English | Grade 9 Interactive
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Teacher Resources
- Linear Equations In Two Variables (linear Equations In Two Variables) Document
- Lesson Plan Of Ch - Linear Equations In Two Variables Document
- LINEAR EQUATIONS IN TWO VARIABLES Document
- Meaning of linear equation in two variables | Part 3/3 | English | Class 9 Video
- Master Lesson Plan -Linear Equations in Two Variables Document
- Use of Linear Equations Interactive
- Exploring Two Variables Interactive
- Solution of Linear Equation Interactive
- Standard Form of Equations Interactive
- Practicing Standard Form - Worksheet Document
- Practising Standard Form Interactive
- Solving Linear Equations Worksheet Document
- Solving Linear Equations Interactive
- Art of Balancing Interactive
- Summary_Linear Equations in Two Variables Interactive
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e-Textbook
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Video Content
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Practice Items
- Introduction to Euclid's Geometry | Chapter Assessment | English | Grade 9 Interactive
- Euclid's Definitions | Introduction to Euclid's Geometry | Assessment | English | Grade 9 Interactive
- Euclid's Axioms | Introduction to Euclid's Geometry | Assessment | English | Grade 9 Interactive
- Euclid's Postulates | Introduction to Euclid's Geometry | Assessment | English | Grade 9 Interactive
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Teacher Resources
- Introduction To Euclid's Geometry (euclid's Geometry) Document
- Introduction, Euclid's Axiom Document
- Focus Spot - Euclid’s Geometry Interactive
- Euclid's Postulates Fifth Postulate And It's Equivalent Version Document
- Introduction to Euclid's Geometry Document
- Euclidean Geometry Interactive
- Geometry in Sulbasutras Interactive
- Non Euclidean Geometry Interactive
- Basic Definitions Interactive
- Euclids Axioms Interactive
- Euclids Postulates Interactive
- Theorem and Consistent Interactive
- Axioms and Postulates Interactive
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e-Textbook
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Text Content
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Video Content
- Basic Terms and Definitions of lines and angles | Part1/3 | English | Class 9 Video
- Basic Terms and Definitions of lines and angles | Part2/3 | English | Class 9 Video
- Basic Terms and Definitions of lines and angles | Part3/3 | English | Class 9 Video
- Lines And Angles Video
- Lines and Angles - 1 Video
- Lines and Angles - 2 Video
- Lines and Angles - 4 Video
- Lines and Angles - 5 Video
- Worked example: Triangle angles (diagram) Video
- Exercise 6.1 Solved| NCERT| By, Dr Rakesh Kumar Tripathi Video
- Lines and Angles_Second Lesson| Most Important Lesson|By, Dr Rakesh Kumar Tripathi Video
- LINES AND ANGLES|INCREDIBLE APPROACH OF LEARNING|BASIC CONCEPTS | BY, DR RAKESH KUMAR TRIPATHI Video
- Angles Through Real-Life Examples Video
- Statement and Proof of Vertically Opposite Angles Theorem Video
- Problems based on Vertically Opposite Angles Theorem Video
- Application of Vertically Opposite Angles in Daily Life Video
- Collinear and Non-collinear Points Video
- Linear Pair of Angles Video
- Angles and Their Classification Video
- Angles Formed by a Transversal with Parallel Lines Video
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Practice Sets
- Lines and Angles | Chapter Assessment | English | Grade 9 Interactive
- Basic Terms and Definitions of lines and angles | Lines and Angles | Assessment | English | Grade 9 Interactive
- Pairs of Angles | Lines and Angles | Assessment | English | Grade 9 Interactive
- Parallel Lines and a Transversal | Lines and Angles | Assessment | English | Grade 9 Interactive
- Lines Parallel to the same Line | Lines and Angles | Assessment | English | Grade 9 Interactive
- Angle Sum Property of a Triangle | Lines and Angles | Assessment | English | Grade 9 Interactive
- Maths Topic Question Bank Document
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Teacher Resources
- Lines And Angles (lines And Angles) Document
- Lesson Plan Of Ch - Lines And Angles Document
- LINES AND ANGLES Document
- Lines and Angles Document
- Angles and lines around us Interactive
- Linear pair axiom Interactive
- Parallel and Intersecting lines Interactive
- Parallelism of Multiple Lines Interactive
- Solving Problems Interactive
- Vertically opposite angles Interactive
- Angle Pairs Worksheet Document
- Angle Pairs Interactive
- Angles in Triangles Interactive
- Linear pair Interactive
- Lines Parallel to the Same line - Worksheet Document
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Text Content
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Video Content
- Angle-Side-Angle criterion of congruent triangles (ASA criterion) | Part 1/3 | English | Class 9 Video
- Angle-Side-Angle criterion of congruent triangles (ASA criterion) | Part 2/3 | English | Class 9 Video
- Angle-Angle-Side criterion of congruent triangles (AAS criterion) | Part 3/3 | English | Class 9 Video
- Right Angle-Hypotenuse- Side criterion of congruent triangles (RHS criterion)|Part1/3|English|Class9 Video
- Right Angle-Hypotenuse- Side criterion of congruent triangles (RHS criterion)|Part2/3|English|Class9 Video
- Right Angle-Hypotenuse- Side criterion of congruent triangles (RHS criterion)|Part3/3|English|Class9 Video
- Congruence of Triangles | Part 1/3 | English | Class 9 Video
- Congruence of Triangles | Part 2/3 | English | Class 9 Video
- Congruence of Triangles | Part 3/3 | English | Class 9 Video
- Inequalities in a triangle | Part 1/3 | English | Class 9 Video
- Inequalities in a triangle | Part 2/3 | English | Class 9 Video
- Triangles Part - 3 Video
- Triangles Part - 4 Video
- Triangles Part - 9 Video
- SAS Congruence Rule for Triangle Video
- ASA (Angle-Side-Angle) Congruence Rule of Triangles Video
- RHS Congruence Rule(Right-Angle) Video
- SSS Congruence Rule Video
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Practice Sets
- Triangles | Chapter Assessment | English | Grade 9 Interactive
- Side-Angle-Side criterion of congruent triangles (SAS criterion) | Triangles | Assessment | English | Grade 9 Interactive
- Angle-Angle-Side criterion of congruent triangles (AAS criterion) | Triangles | Assessment | English | Grade 9 Interactive
- Right Angle-Hypotenuse- Side criterion of congruent triangles (RHS criterion) | Triangles | Assessment | English | Grade 9 Interactive
- Side-Side-Side criterion of congruent triangles (SSS criterion) | Triangles | Assessment | English | Grade 9 Interactive
- Some Properties of a Triangle | Triangles | Assessment | English | Grade 9 Interactive
- Inequalities in a Triangle | Triangles | Assessment | English | Grade 9 Interactive
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Teacher Resources
- Triangles (triangles) Document
- Basics Of Triangle Document
- Congruence Of Triangle S.a.s. And A.s.a. Document
- Some Properties Of Triangle Document
- Criteria For Congruence Of Triangle S.s.s. And R.h.s. Document
- Inequalities Of Triangle Document
- Mid-point Theorem Document
- Triangles Document
- Recap of Angles Interactive
- Points of view Interactive
- Need for Congruent Triangles Interactive
- Story Time Interactive
- Congruent Figures Interactive
- Isosceles triangle property worksheet Document
- ASA Congruence Rule Interactive
- Isosceles Triangle Theorem Interactive
- RHS Congruence Rule Interactive
- SAS Congruence Rule Interactive
- SSS Congruence Rule Interactive
- Applying SAS and ASA Rules Worksheet Document
- Applying SAS and ASA Rules Interactive
- Applying SSS and RHS Rules Worksheet Document
- Applying SSS and RHS Rules Interactive
- Isosceles Triangle Property Interactive
- Project Congruent Triangles Report Document
- Project Congruent Triangles Interactive
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Text Content
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Video Content
- Angle Sum Property of a Quadrilateral | Part 1/3 | English | Class 9 Video
- Angle Sum Property of a Quadrilateral | Part 2/3 | English | Class 9 Video
- Angle Sum Property of a Quadrilateral | Part 3/3 | English | Class 9 Video
- Quadrilateral Video
- Quadrilaterals, Part - IV Video
- Area of Trapezium Video
- Mid Point Theorem Video
- Properties of Parallelogram Video
- Area of Rhombus Video
- The quadrilateral formed by the midpoints of a quadrilateral Video
- Quadrilaterals, Part - VI Video
- Quadrilaterals Video
- Quadrilateral and its Components Video
- Mid-Point Theorem Video
- Types of Quadrilaterals: Parallelogram, Rectangle, Square and Rhombus Video
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Practice Sets
- Quadrilaterals | Chapter Assessment | English | Grade 9 Interactive
- Angle Sum Property of a Quadrilateral | Quadrilaterals | Assessment | English | Grade 9 Interactive
- Some Properties of a Parallelogram | Quadrilaterals | Assessment | English | Grade 9 Interactive
- The Mid-point Theorem | Quadrilaterals | Assessment | English | Grade 9 Interactive
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Teacher Resources
- Ecppt_quadrilaterals Document
- Quadrilaterals (quadrilaterals) Document
- Mid Point Theorem Document
- QUADRILATERALS Document
- QUADRILATERAL Document
- Quadrilaterals Document
- Quadrilaterals around us Interactive
- Parallelogram- Key to proving theorems Document
- TRD_Key to proving theorems-Parallelograms Document
- Recap of Quadrilateral types worksheet Document
- Solve by using Midpoint Theorem Document
- Properties of parallelogram Document
- TRD_Solve using Mid-point theorem Document
- You Are Special Document
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e-Textbook
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Text Content
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Video Content
- Angle Subtended by an Arc of a Circle | Part 1/3 | English | Class 9 Video
- Angle Subtended by an Arc of a Circle | Part 2/3 | English | Class 9 Video
- Cyclic Quadrilaterals | Part 1/4 | English | Class 9 Video
- Cyclic Quadrilaterals | Part 2/4 | English | Class 9 Video
- Cyclic Quadrilaterals | Part 3/4 | English | Class 9 Video
- Cyclic Quadrilaterals | Part 4/4 | English | Class 9 Video
- Circles - I Video
- Circles Part- II Video
- Circles Part- III Video
- Circles - IV Video
- Circles, Part - V Video
- Circles, Part - VI Video
- Circles, Part - VII Video
- Circles Part - VIII Video
- Circles Part - IX Video
- Circles Video
- Angles Of A Chord: Video
- Vidyadaan Class IX Mathematics_Chapter 10_Circles - Explanation Video Video
- Perpendicular from Centre Bisects a Chord Video
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Practice Set
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Teacher Resources
- Circles (circles) Document
- Lesson Plan Of Ch - Circles Document
- Lesson Plan Of Ch - Circles Document
- Lesson Plan Of Ch - Circles Document
- Focus Spot - Circles Interactive
- Equal Chords Of A Circle Subtend Equal Angles At The Centre Document
- Angle Subtended Document
- Circles Document
- CIRCLES Document
- CIRCLES Document
- Circles-Master Lesson Plan Document
- Angles Held by an Arc Document
- Condition for Cyclicity Document
- Four Concyclic Points Document
- Key to Proving Theorems Document
- Angles By Chords Document
- Equal Chords Document
- Questions on Circles Document
- Summary Of Theorems Interactive
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e-Textbook
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Text Content
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Video Content
- Heron's Formula, Part - 1 Video
- Heron's Formula, Part - 2 Video
- Heron's Formula, Part - 3 Video
- Heron's Formula Video
- Activity - Seating Arrangement in Food Courts (Perimeter & Area, Coordinate Geometry) Video
- Vidyadaan Class IX Mathematics_Chapter 12_Herons Formula - Explanation Video Video
- Ex-12.1 Heron’s formula Video
- Heron’s Formula for Area of a Triangle Video
- Introduction to Heron’s Formula Video
- Real-Life Application Problem Using Heron’s Formula_With Video
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Audio Content
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Practice Sets
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Teacher Resources
- Lesson Plan Of Ch - Heron's Formula Document
- Heron's Formula (heron's Formula) Document
- Focus Spot - Heron’s Formula Interactive
- Lesson Plan Of Ch - Heron's Formula Document
- Lesson Plan Of Ch - Heron's Formula Document
- Heron's Formula Document
- HERON'S FORMULA Document
- Herons Formula-Master Lesson Plan Document
- Use of Herons Formula Interactive
- Area of Triangle Revision Interactive
- Herons Formula Interactive
- Herons Formula to find Area Interactive
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e-Textbook
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Text Content
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Video Content
- Right Circular Cone Video
- Right Circular Cylinder Video
- Surface area of a Cylinder Video
- Volume of right circular cylinder Video
- Volume of a sphere Video
- Surface Areas and Volumes Part - VIII Video
- Surface Areas and Volumes Part - X Video
- Surface Areas and Volumes Part - XI Video
- Surface Areas and Volumes Part - XII Video
- Surface Areas and Volumes Part - I Video
- Surface Areas and Volumes Part - II Video
- Surface Areas and Volumes Part - III Video
- Surface Areas and Volumes Part - IV Video
- Surface Areas and Volumes Part - V Video
- Surface Areas and Volumes Part - VI Video
- Surface Areas and Volumes Video
- Surface Area and Volume-Volume of the cone is one-third of the cylinder Video
- Surface Area of a Right Circular Cone Video
- Volume of a Right Circular Cone Video
- Surface Area of a Sphere Video
- Volume of sphere Video
- Volume of a Hemisphere Video
- Surface Area of a Hemisphere Video
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Practice Sets
- Very Short Answer - Surface Areas and Volumes Interactive
- Short Answer - Surface Areas and Volumes Interactive
- Long Answer - Surface Areas and Volumes Interactive
- Multiple Choice Question - Surface Areas and Volumes Interactive
- surface area and volumes Interactive
- SURFACE AREAS AND VOLUMES Interactive
- Surface Areas and Volumes Document
- Archimedes Principle. Video
- Who feels more colder?.......Relation of Area- Volume with dimensions Video
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Teacher Resources
- Surface Areas And Volumes (surface Areas And Volumes) Document
- Lesson Plan Of Ch - Surface Areas And Volumes Document
- Focus Spot - Surface Areas and Volumes Interactive
- Surface Area Of Cylinder Document
- SURFACE AREA AND VOLUME Document
- Surface Areas and Volumes-Master Lesson Plan Document
- Planes and Solids Interactive
- Crown_ Volume and Density Video
- Why water drop is spherical Interactive
- Surface area of cone Interactive
- Surface area of hemisphere Interactive
- Volume of Cylinder and Cone Video
- Volume of sphere Interactive
- Area sphere hemisphere Document
- Cylinder Cone Surface Area_worksheet Document
- Surface Areas and Volumes Worksheet Document
- Surface Area of Sphere Interactive
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e-Textbook
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Video Content
- Histogram of Uniform and Varying Widths | Part 1/4 | English | Class 9 Video
- Histogram of Uniform and Varying Widths | Part 2/4 | English | Class 9 Video
- Histogram of Uniform and Varying Widths | Part 3/4 | English | Class 9 Video
- Histogram of Uniform and Varying Widths | Part 4/4 | English | Class 9 Video
- Frequency Polygon | Part 1/3 | English | Class 9 Video
- Frequency Polygon | Part 2/3 | English | Class 9 Video
- Frequency Polygon | Part 3/3 | English | Class 9 Video
- Statistics, Part - I Video
- Statistics, Part - I Video
- Statistics, Part - II Video
- Statistics, Part - III Video
- Statistics Part - IV Video
- Statistics Video
- Constructions Part - 4 Video
- Vidyadaan Class IX Mathematics_Chapter 14_Statistics - Explanation Video Video
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Practice Sets
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Teacher Resources
- Lesson Plan Of Ch - Statistics Document
- Statistics (statistics) Document
- Lesson Plan Of Ch - Statistics Document
- Lesson Plan Of Ch - Statistics Document
- Lesson Plan Of Ch - Statistics Document
- Lesson Plan Of Ch - Statistics Document
- STATISTICS Document
- Statistics-Master Lesson Plan Document
- Graphs for TRP Interactive
- Graphical representation Interactive
- Frequency Polygon Interactive
- Allocate Shops Report Document
- Summary_Statistics Interactive